Home / 64,953.13-89,633.50-36,661.45

Finding the Fourth Proportional to 64,953.13, 89,633.50 and 36,661.45

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Solution

The fourth proportional to 64,953.13, 89,633.50 and 36,661.45 is: 50,591.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,953.13 : 89,633.50 = 36,661.45 : x
  2. Step 2: Convert to fraction form
    64,953.13/89,633.50 = 36,661.45/x
  3. Step 3: Cross multiply
    64,953.13x = 89,633.50 × 36,661.45
  4. Step 4: Simplify right side
    64,953.13x = 3,286,094,078.58
  5. Step 5: Solve for x
    x = 3,286,094,078.58/64,953.13
  6. Step 6: Final answer
    x = 50,591.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.